MiniKEG KF Duo (KeyKeg)

MiniKEG KF Duo - Semi automatic KeyKeg and Keg filler machine


Capacity: 100 KEG/h


  • with Kombi Filling Head, Type: KF (unique in this segment)
  • KeyKeg Inlay is 2x or 3x before filling purging with CO2 therefore very low oxygen uptake - WITHOUT PURGING HIGH OXYGEN RESULT IN THE BEER
  • completely in stainless steel (AISI 304)
  • Keg-Filling with automatic stop
  • for all fitting types and KeyKeg
  • with magnetic flow meter
  • steam able
  • all parameters changeable
  • Siemens S7 PLC system and FESTO pneumatic
  • exhaust speed control with two vent valves (different pressure controled)
  • very low oxygen consumption (for stainless steel keg and KeyKeg)
  • for keg filling of beer, wine or other beverages
  • 100% foam-free filling - fully automatic pressure control during the filling
  • automatically Controlled differential pressure filling
  • installation components exclusively from well-known manufacturers
  • 7 different keg sizes storage able and dependent CO2 purging times


  • Siemens PLC and control panel
  • Festo components and valves
  • with control and monitoring display
  • digital text display to indicate program steps
  • two hand safety control start
  • automatic pressure control before filling of CO2 and beer


  • conversion kit for other fitting systems
  • integrated CIP tanks (steam or electric heating)
  • pressure regulator for steam and Co2
  • hot water rinsing of the filling head area (after filling)
  • Combination filling head is also available for KombiKEG and KEGmatic

technical changes reserved!

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What we are known for?

  • Founded know-how since 1979
  • Handwork with family tradition
  • Plant understanding and interdisciplinary knowledge
  • Customer-specific planning and execution
  • Functional and user-friendly
  • Compact systems based on state-of-the-art technology
  • Pre-emptive use of standard components is a guarantee for good spare parts availability
  • Compact systems directly from the manufacturer


Alfred Gruber GmbH
Nordstrasse 6
5301 Eugendorf, Austria

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